Beware: Your food might contain these toxins

Agencies
June 2, 2017

New Delhi, Jun 2: Ever thought you would be consuming heavy metals or cigarette butts with your food? As a rule of thumb, foods are generally safe. However, there are things that get into food, which could shock and disgust you enough to keep away from food altogether.toxins

What will surprise you further is that many of these things are permitted by the food safety authorities, but within limits. Some substances, like certain toxins, are naturally present in foods. And so, even if the food authorities wanted, they could not ban them totally.

Some of these ‘foreign’ substances might not be dangerous, but not even in your wildest imagination could you have thought that they could be on your plate, says Dr Saurabh Arora, founder, Food Safety Helpline.com.

1. Snack with maggots.

Next time you eat a burger or open sealed packs of foods, or cans of mushrooms and tomatoes, check carefully. It could be infested with maggots and insect eggs. Your cabbage and spinach could have caterpillar larvae in it. Believe it or not, a limited number of maggots are permitted in food, says Dr Arora.

2. Ever wondered what rats do in your food?

Rodents scavenge for food and rummage in food stocks. In fact, rodents could make stored foods their home if entry is not strictly prevented. Where there is laxity, rodent hair, urine and droppings enter foods and from there to your plate. So watch out as your food could be biologically contaminated.

3. They live in drains, dustbins and in your food.

Cockroaches, flies, insects of all kinds, and even spiders, and lizards can fall into food and are regarded as being highly dangerous if found in foods as they can carry bacteria from dustbins and drains to foods. The presence of rodents and insects is a food safety violation that could result in cancellation of license for food establishments.

4. What are cleaning agents doing in your food?

Cleaning agents like ammonia, bleach, dishwashing liquids and sanitizers can cause turmoil. People have had them with their coffee because the personnel forgot to rinse out the coffee machine thoroughly. Human error it could be but the carelessness in not rinsing and washing utensils or cooking surfaces thoroughly can lead to not only a bad taste but some stomach burning and even food poisoning. Cleaning agents need to be stored away from all food preparation areas and utensils. Cooking and food preparation surface areas must be cleaned, washed and sanitised only when food preparation is over and no food is outside. Such carelessness ruins reputations of food establishments.

5. Unseen dangers have roots.

Moulds and fungus grow on foods when the temperature is warm. The rainy season finds these in abundance in sauces, jams, jellies, cooked and processed meats and poultry, cheese, bread and even fruit. Surface moulds can be washed or dusted off but that does not mean they have gone away completely. The fungus has roots that go deep into foods and these are not visible to the naked eye. Dishcloths, towels, sponges and mops, if not kept clean, spread moulds which land up in your food. Avoid anything smelling musty and stale, and check vegetable and fruit stems to detect moulds.

6. Are you sure your milk products have no melamine?

Are you sure that the infant formula you are feeding your child with, or the chocolate and frozen yogurt you are eating is free of melamine? Melamine is synthetic material used to make plastic tableware and dishware, adhesives and even whiteboards. So what’s it doing in your food? Water is often mixed into milk and such milk loses proteins. So to enhance the content of protein, melamine is mixed in it. Products made from milk could have melamine which can damage the kidneys permanently.

7. Packaging infuses chemicals into food.

Antimony and tin are used in packaging materials from where they can enter food. Foils, cans, pans and storage containers have chemicals which can be released from them into food at low levels. When ingested, they cause various health problems.

8. You could be ingesting heavy metals.

Copper, brass, cadmium, lead, zinc, mercury and even arsenic could be in your food. Metals leach into foods from the environment and from utensils used for cooking and serving food. Cracked or chipped pewter dishes, pottery dishes with glazed lead, or those pretty enamelled dishes you cook and serve food in can leave lead or cadmium in your foods and can even react with acidic foods like tomatoes, orange juice and pickles. Copper cooking utensils, buckets and tubs made from galvanised metals like zinc, and plumbing pipes also introduce metals into foods. Mercury and arsenic can reach foods through water and cadmium and lead from soil. All these heavy metals can cause toxicity when ingested and could even damage the liver, kidneys, central nervous system and blood, while mercury can cause sensory, visual and auditory problems also. Since chemicals cannot be seen, adequate and regular food testing is required to ensure that foods are free from these elements at all points in the food chain.

9. Tea with a taste of iron.

Iron filings can enter tea when it is processed as particles escape into tea from the wear and tear of iron machinery. Iron remains in the body and though some iron is good for the body, it could become dangerous and lead to heart problems if you are a tea addict and drink copious amounts of it. The permissible limit for iron filings in tea in India is presently 150 mg per kilogram of tea.

10. Human beings leave their own stamp on foods.

While human hair found in food might not be as hazardous as animal hair, but their presence in food indicates that the establishment lacks in good hygienic practices. Besides hair; nails, false nails, nail polish, pieces of jewellery, paper napkins and even cigarette butts can enter food and have been found, more often than anyone would like to admit. All personnel working in the food service industry need to be made aware of these hazards and instructed and trained to follow good hygiene practices.

11. Mice and horse in your processed meat.

Animal hair or chipped pieces of bone can be naturally present in meat food products. Perhaps what you may not be aware of is that whole mice can sometimes be churned into foods during processing. Unscrupulous manufacturers add horse and even rat meat to canned meat food products to cut costs, especially those imported, as some countries permit horse meat.

12. Extraneous materials that can break your teeth.

They say sticks and stones won’t break bones but stones in food might break your pearly whites. You must have seen dirt, mud, manure, leaves, twigs and other filth and even insect excreta in some raw grains and other agricultural products. While some of these can be removed by picking them out, what about insect excreta? When raw materials are processed into cereals and bakery products, do these remain or have they been cleaned before processing?

13. What’s cooking, metal or glass?

Metal fragments from worn or chipped equipment and containers enter food products during processing. However, glass, plastic and metal pieces from glass tumblers, edges of badly opened tin cans, and carelessly opened caps on foods, and even shattered light bulbs fall into food without anyone realising it. Wood pieces from wooden surfaces or chopping boards slip into food too. Even a small piece of any of these substances can cause major problems if swallowed. Most establishments use shatterproof bulbs and open tin cans and bottles away from foods being cooked.

14. Sand and sawdust special.

Have you felt that grit on your tongue? It could be sand in your salt, soup and coffee whitener. Sand is mixed in powdered foods as sand absorbs moisture and prevents clumping. Sawdust is used for the same reason in foods like shredded cheese. It also makes low-fat ice cream creamy and ready-to-drink milkshakes smooth.

15. Are these food additives really permitted?

The fruit juice you enjoy so much could have sulphites. Sulphites are deliberately added to fruit juices, in some soft drinks, instant tea vinegar and wine to keep them tasting fresh. While preservatives and flavour enhancers improve the looks and taste of foods yet some of them could cause allergic reactions.

16. Of hormones and antibiotics.

Livestock are given antibiotics and growth hormones in their feeds so they can remain healthy and grow bigger quickly. If you are a non-vegetarian, you could find these growth hormones and antibiotics in the animal meats which you eat. Eating animal meats that contain antibiotic makes you resistant to them.

17. From plants to your plate.

Residues of pesticides, herbicides and chemical fertilizers used during the agricultural process easily find their way into food. Pesticides may leave residues on the skins and surface of fruits and vegetables. Residues of pesticides and herbicides, over a period of time, can affect the central nervous system, respiratory and gastrointestinal system.

18. Gelatine: veg or non-veg?

Some vegetarian foods like certain cereals could contain animal gelatine which is used as a binding agent so that the sugar sticks to the cereal. Read the labels minutely if you are a vegetarian or you could find you’ve just eaten animal bone and skin as some gelatine are made from these.

19. Carcinogens in your foods.

Bright coloured foods look attractive but the truth is that synthetic dyes like Red 3 and Citrus Red 2, Blue 1, Blue 2, Green 3, Red 40 and Yellow 6 are carcinogenic and could cause various kinds of cancer and allergic reactions too.

20. What does your chewing gum contain?

If you are one of those who loves to pop a chewing gum into your mouth, then you could actually be eating a secretion from sheep wool called Lanolin. This additive is used in chewing gum because it has an oily texture which makes it easy to chew that gum.

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Agencies
January 11,2020

Europe, Jan 11: Researchers have revealed the people who drink tea at least three times a week have healthy years of life and longer life expectancy.

The research was published in the European Journal of Preventive Cardiology, a journal of the European Society of Cardiology (ESC).

Dr Xinyan Wang, who is the author of the study, said: "Habitual tea consumption is associated with lower risks of cardiovascular disease and all-cause death. The favourable health effects are the most robust for green tea and for long-term habitual tea drinkers."
The analysis that was conducted included about 100,902 participants of the China-PAR project2 with no history of heart attack, stroke, or cancer.

Participants were classified into two groups: Habitual tea drinkers and never or non-habitual tea drinkers and followed-up for a median of 7.3 years.

The analyses estimated that 50-year-old habitual tea drinkers would develop coronary heart disease and stroke 1.41 years later and live 1.26 years longer than those who never or seldom drank tea. Compared with never or non-habitual tea drinkers, the habitual tea consumers had a 20 per cent lower risk of incident heart disease and stroke, 22 per cent lower risk of fatal heart disease and stroke, and 15 per cent decreased risk of all-cause death.

The potential influence of changes in tea drinking behaviour was suspected in a subset of 14,081 participants with assessments at two-time points. The average duration between the two surveys was 8.2 years, and the median follow-up after the second survey was 5.3 years.

Habitual tea drinkers who maintained their habit in both surveys had a 39 per cent lower risk of incident heart disease and stroke, 56 per cent lower risk of fatal heart disease and stroke, and 29 per cent decreased risk of all-cause death compared to consistent never or non-habitual tea drinkers.

Senior author Dr Dongfeng Gu said: "The protective effects of tea were most pronounced among the consistent habitual tea drinking group. Mechanism studies have suggested that the main bioactive compounds in tea, namely polyphenols, are not stored in the body long-term. Thus, frequent tea intake over an extended period may be necessary for the cardioprotective effect."

In a subanalysis by type of tea, drinking green tea was linked with approximately 25 per cent lower risks for incident heart disease and stroke, fatal heart disease and stroke, and all-cause death. However, no significant associations were observed for black tea.
Dr Gu noted that a preference for green tea is unique to East Asia.

Two factors may be at play. First, green tea is a rich source of polyphenols which protect against cardiovascular disease and its risk factors including high blood pressure and dyslipidaemia. Black tea is fully fermented and during this process, polyphenols are oxidised into pigments and may lose their antioxidant effects. Second, black tea is often served with milk, which previous research has shown may counteract the favourable health effects of tea on vascular function.

Gender-specific analyses showed that the protective effects of habitual tea consumption were pronounced and robust across different outcomes for men, but only modest for women. Dr Wang said: "One reason might be that 48 per cent of men were habitual tea consumers compared to just 20 per cent of women. Secondly, women had a much lower incidence of, and mortality from, heart disease and stroke. These differences made it more likely to find statistically significant results among men."

She said: "The China-PAR project is ongoing, and with more person-years of follow-up among women the associations may become more pronounced."

In conclusion, the authors have found that randomised trials are required to validate the results and to illustrate nutritional guidelines and advice for lifestyle.

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News Network
February 26,2020

New York, Feb 26:  A new wearable sensor that works in conjunction with artificial intelligence (AI) technology could help doctors remotely detect critical changes in heart failure patients days before a health crisis occurs, says a study.

The researchers said the system could eventually help avert up to one in three heart failure readmissions in the weeks following initial discharge from the hospital and help patients sustain a better quality of life.

"This study shows that we can accurately predict the likelihood of hospitalisation for heart failure deterioration well before doctors and patients know that something is wrong," says the study's lead author Josef Stehlik from University of Utah in the US.

"Being able to readily detect changes in the heart sufficiently early will allow physicians to initiate prompt interventions that could prevent rehospitalisation and stave off worsening heart failure," Stehlik added.

According to the researchers, even if patients survive, they have poor functional capacity, poor exercise tolerance and low quality of life after hospitalisations.

"This patch, this new diagnostic tool, could potentially help us prevent hospitalizations and decline in patient status," Stehlik said.

For the findings, published in the journal Circulation: Heart Failure, the researchers followed 100 heart failure patients, average age 68, who were diagnosed and treated at four veterans administration (VA) hospitals in Utah, Texas, California, and Florida.

After discharge, participants wore an adhesive sensor patch on their chests 24 hours a day for up to three months.

The sensor monitored continuous electrocardiogram (ECG) and motion of each subject.

This information was transmitted from the sensor via Bluetooth to a smartphone and then passed on to an analytics platform, developed by PhysIQ, on a secure server, which derived heart rate, heart rhythm, respiratory rate, walking, sleep, body posture and other normal activities.

Using artificial intelligence, the analytics established a normal baseline for each patient. When the data deviated from normal, the platform generated an indication that the patient's heart failure was getting worse.

Overall, the system accurately predicted the impending need for hospitalization more than 80 per cent of the time.

On average, this prediction occurred 10.4 days before a readmission took place (median 6.5 days), the study said.

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Agencies
July 21,2020

New Delhi, Jul 21: The Centre has written to all states and union territories warning against the use of N-95 masks with valved respirators by people, saying these do not prevent the virus from spreading out and are "detrimental" to the measures adopted for its containment.

The Director General of Health Services (DGHS) in the Ministry of Health, in a letter to the Principal Secretaries of health and medical education of states, said it has been observed that there is "inappropriate use" of N-95 masks, particularly those with valved respirators, by the public other than designated health workers.

The DGHS referred to the advisory on the use of homemade protective cover for face and mouth available on the website of the Ministry of Health.

"It is to bring to your knowledge that the use of valved respirator N-95 masks is detrimental to the measures adopted for preventing the spread of coronavirus as it does not prevent the virus from escaping out of the mask. In view of the above, I request you to instruct all concerned to follow the use of face/mouth cover and prevent inappropriate use of N-95 masks," DGHS Rajiv Garg said in the letter.

The government had in April issued an advisory on the use of homemade protective cover for face and mouth, asking people to wear it, particularly when they step out of their residences.

The advisory stressed such face covers must be washed and cleaned each day, as instructed, and stated that any used cotton cloth can be used to make this face cover.

The colour of the fabric does not matter but one must ensure that the fabric is washed well in boiling water for five minutes and dried well before making the face cover. Adding salt to this water is recommended, it said.

It also listed the procedures of making such homemade masks, asking to ensure it fits the face well and there are no gaps on the sides.

It urges people to wash hands thoroughly before wearing the face cover, switching to another fresh one as the face cover becomes damp or humid, and never reusing it after single use without cleaning it.

"Never share the face cover with anyone. Every member in a family should have separate face cover," the advisory stated.

India's COVID-19 case tally crossed the 11-lakh mark on Monday, while the total number of recovered patients increased to over seven lakh, according to Union health ministry data.

The death toll due to the disease rose to 27,497 with 681 fatalities reported in one day.

The ministry data updated at 8 am on Monday showed that a record single-day jump of 40,425 COVID-19 cases had taken the total number of cases to 11,18,043.

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